Altered PDGF-BB-induced p38 MAP kinase activation in diabetic vascular smooth muscle cells: Role of protein kinase C-δ - Yamaguchi,H.; Igarashi,M.; Hirata,A.; Sugae,N.; Tsuchiya,H.; Jimbu,Y.; Tominaga,M.; Kato,T. (Arterioscler Thromb Vasc Biol, 2004)